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freebsd/sys/geom/vinum/geom_vinum_list.c

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/*-
* Copyright (c) 2004 Lukas Ertl
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/libkern.h>
#include <sys/malloc.h>
#include <geom/geom.h>
#include <geom/vinum/geom_vinum_var.h>
#include <geom/vinum/geom_vinum.h>
#include <geom/vinum/geom_vinum_share.h>
void gv_lvi(struct gv_volume *, struct sbuf *, int);
void gv_lpi(struct gv_plex *, struct sbuf *, int);
void gv_lsi(struct gv_sd *, struct sbuf *, int);
void gv_ldi(struct gv_drive *, struct sbuf *, int);
void
gv_list(struct g_geom *gp, struct gctl_req *req)
{
struct gv_softc *sc;
struct gv_drive *d;
struct gv_plex *p;
struct gv_sd *s;
struct gv_volume *v;
struct sbuf *sb;
int *argc, i, *flags, type;
char *arg, buf[20], *cmd;
argc = gctl_get_paraml(req, "argc", sizeof(*argc));
if (argc == NULL) {
gctl_error(req, "no arguments given");
return;
}
flags = gctl_get_paraml(req, "flags", sizeof(*flags));
sc = gp->softc;
sb = sbuf_new(NULL, NULL, GV_CFG_LEN, SBUF_FIXEDLEN);
/* Figure out which command was given. */
cmd = gctl_get_param(req, "cmd", NULL);
/* List specific objects or everything. */
if (!strcmp(cmd, "list") || !strcmp(cmd, "l")) {
if (*argc) {
for (i = 0; i < *argc; i++) {
snprintf(buf, sizeof(buf), "argv%d", i);
arg = gctl_get_param(req, buf, NULL);
if (arg == NULL)
continue;
type = gv_object_type(sc, arg);
switch (type) {
case GV_TYPE_VOL:
v = gv_find_vol(sc, arg);
gv_lvi(v, sb, *flags);
break;
case GV_TYPE_PLEX:
p = gv_find_plex(sc, arg);
gv_lpi(p, sb, *flags);
break;
case GV_TYPE_SD:
s = gv_find_sd(sc, arg);
gv_lsi(s, sb, *flags);
break;
case GV_TYPE_DRIVE:
d = gv_find_drive(sc, arg);
gv_ldi(d, sb, *flags);
break;
default:
gctl_error(req, "unknown object '%s'",
arg);
break;
}
}
} else {
gv_ld(gp, req, sb);
sbuf_printf(sb, "\n");
gv_lv(gp, req, sb);
sbuf_printf(sb, "\n");
gv_lp(gp, req, sb);
sbuf_printf(sb, "\n");
gv_ls(gp, req, sb);
}
/* List drives. */
} else if (!strcmp(cmd, "ld")) {
if (*argc) {
for (i = 0; i < *argc; i++) {
snprintf(buf, sizeof(buf), "argv%d", i);
arg = gctl_get_param(req, buf, NULL);
if (arg == NULL)
continue;
type = gv_object_type(sc, arg);
if (type != GV_TYPE_DRIVE) {
gctl_error(req, "'%s' is not a drive",
arg);
continue;
} else {
d = gv_find_drive(sc, arg);
gv_ldi(d, sb, *flags);
}
}
} else
gv_ld(gp, req, sb);
/* List volumes. */
} else if (!strcmp(cmd, "lv")) {
if (*argc) {
for (i = 0; i < *argc; i++) {
snprintf(buf, sizeof(buf), "argv%d", i);
arg = gctl_get_param(req, buf, NULL);
if (arg == NULL)
continue;
type = gv_object_type(sc, arg);
if (type != GV_TYPE_VOL) {
gctl_error(req, "'%s' is not a volume",
arg);
continue;
} else {
v = gv_find_vol(sc, arg);
gv_lvi(v, sb, *flags);
}
}
} else
gv_lv(gp, req, sb);
/* List plexes. */
} else if (!strcmp(cmd, "lp")) {
if (*argc) {
for (i = 0; i < *argc; i++) {
snprintf(buf, sizeof(buf), "argv%d", i);
arg = gctl_get_param(req, buf, NULL);
if (arg == NULL)
continue;
type = gv_object_type(sc, arg);
if (type != GV_TYPE_PLEX) {
gctl_error(req, "'%s' is not a plex",
arg);
continue;
} else {
p = gv_find_plex(sc, arg);
gv_lpi(p, sb, *flags);
}
}
} else
gv_lp(gp, req, sb);
/* List subdisks. */
} else if (!strcmp(cmd, "ls")) {
if (*argc) {
for (i = 0; i < *argc; i++) {
snprintf(buf, sizeof(buf), "argv%d", i);
arg = gctl_get_param(req, buf, NULL);
if (arg == NULL)
continue;
type = gv_object_type(sc, arg);
if (type != GV_TYPE_SD) {
gctl_error(req, "'%s' is not a subdisk",
arg);
continue;
} else {
s = gv_find_sd(sc, arg);
gv_lsi(s, sb, *flags);
}
}
} else
gv_ls(gp, req, sb);
} else
gctl_error(req, "unknown command '%s'", cmd);
sbuf_finish(sb);
gctl_set_param(req, "config", sbuf_data(sb), sbuf_len(sb) + 1);
sbuf_delete(sb);
}
/* List one or more volumes. */
void
gv_lv(struct g_geom *gp, struct gctl_req *req, struct sbuf *sb)
{
struct gv_softc *sc;
struct gv_volume *v;
int i, *flags;
sc = gp->softc;
i = 0;
LIST_FOREACH(v, &sc->volumes, volume)
i++;
sbuf_printf(sb, "%d volume%s:\n", i, i == 1 ? "" : "s");
if (i) {
flags = gctl_get_paraml(req, "flags", sizeof(*flags));
LIST_FOREACH(v, &sc->volumes, volume)
gv_lvi(v, sb, *flags);
}
}
/* List a single volume. */
void
gv_lvi(struct gv_volume *v, struct sbuf *sb, int flags)
{
struct gv_plex *p;
int i;
if (flags & GV_FLAG_V) {
sbuf_printf(sb, "Volume %s:\tSize: %jd bytes (%jd MB)\n",
v->name, (intmax_t)v->size, (intmax_t)v->size / MEGABYTE);
sbuf_printf(sb, "\t\tState: %s\n", gv_volstate(v->state));
} else {
sbuf_printf(sb, "V %-21s State: %s\tPlexes: %7d\tSize: %s\n",
v->name, gv_volstate(v->state), v->plexcount,
gv_roughlength(v->size, 0));
}
if (flags & GV_FLAG_VV) {
i = 0;
LIST_FOREACH(p, &v->plexes, in_volume) {
sbuf_printf(sb, "\t\tPlex %2d:\t%s\t(%s), %s\n", i,
p->name, gv_plexstate(p->state),
gv_roughlength(p->size, 0));
i++;
}
}
if (flags & GV_FLAG_R) {
LIST_FOREACH(p, &v->plexes, in_volume)
gv_lpi(p, sb, flags);
}
}
/* List one or more plexes. */
void
gv_lp(struct g_geom *gp, struct gctl_req *req, struct sbuf *sb)
{
struct gv_softc *sc;
struct gv_plex *p;
int i, *flags;
sc = gp->softc;
i = 0;
LIST_FOREACH(p, &sc->plexes, plex)
i++;
sbuf_printf(sb, "%d plex%s:\n", i, i == 1 ? "" : "es");
if (i) {
flags = gctl_get_paraml(req, "flags", sizeof(*flags));
LIST_FOREACH(p, &sc->plexes, plex)
gv_lpi(p, sb, *flags);
}
}
/* List a single plex. */
void
gv_lpi(struct gv_plex *p, struct sbuf *sb, int flags)
{
struct gv_sd *s;
int i;
if (flags & GV_FLAG_V) {
sbuf_printf(sb, "Plex %s:\tSize:\t%9jd bytes (%jd MB)\n",
p->name, (intmax_t)p->size, (intmax_t)p->size / MEGABYTE);
sbuf_printf(sb, "\t\tSubdisks: %8d\n", p->sdcount);
sbuf_printf(sb, "\t\tState: %s\n\t\tOrganization: %s",
gv_plexstate(p->state), gv_plexorg(p->org));
if (gv_is_striped(p)) {
sbuf_printf(sb, "\tStripe size: %s\n",
gv_roughlength(p->stripesize, 1));
}
if (p->vol_sc != NULL) {
sbuf_printf(sb, "\t\tPart of volume %s\n", p->volume);
}
} else {
sbuf_printf(sb, "P %-18s %2s State: %s\tSubdisks: %5d"
"\tSize: %s\n", p->name, gv_plexorg_short(p->org),
gv_plexstate(p->state), p->sdcount,
gv_roughlength(p->size, 0));
}
if (flags & GV_FLAG_VV) {
i = 0;
LIST_FOREACH(s, &p->subdisks, in_plex) {
sbuf_printf(sb, "\t\tSubdisk %d:\t%s\n", i, s->name);
sbuf_printf(sb, "\t\t state: %s\tsize %11jd "
"(%jd MB)\n", gv_sdstate(s->state),
(intmax_t)s->size, (intmax_t)s->size / MEGABYTE);
if (p->org == GV_PLEX_CONCAT) {
sbuf_printf(sb, "\t\t\toffset %9jd (0x%jx)\n",
(intmax_t)s->plex_offset,
(intmax_t)s->plex_offset);
}
i++;
}
}
if (flags & GV_FLAG_R) {
LIST_FOREACH(s, &p->subdisks, in_plex)
gv_lsi(s, sb, flags);
}
}
/* List one or more subdisks. */
void
gv_ls(struct g_geom *gp, struct gctl_req *req, struct sbuf *sb)
{
struct gv_softc *sc;
struct gv_sd *s;
int i, *flags;
sc = gp->softc;
i = 0;
LIST_FOREACH(s, &sc->subdisks, sd)
i++;
sbuf_printf(sb, "%d subdisk%s:\n", i, i == 1 ? "" : "s");
if (i) {
flags = gctl_get_paraml(req, "flags", sizeof(*flags));
LIST_FOREACH(s, &sc->subdisks, sd)
gv_lsi(s, sb, *flags);
}
}
/* List a single subdisk. */
void
gv_lsi(struct gv_sd *s, struct sbuf *sb, int flags)
{
if (flags & GV_FLAG_V) {
sbuf_printf(sb, "Subdisk %s:\n", s->name);
sbuf_printf(sb, "\t\tSize: %16jd bytes (%jd MB)\n",
(intmax_t)s->size, (intmax_t)s->size / MEGABYTE);
sbuf_printf(sb, "\t\tState: %s\n", gv_sdstate(s->state));
if (s->state == GV_SD_INITIALIZING ||
s->state == GV_SD_REVIVING) {
if (s->state == GV_SD_INITIALIZING)
sbuf_printf(sb, "\t\tInitialized: ");
else
sbuf_printf(sb, "\t\tRevived: ");
sbuf_printf(sb, "%16jd bytes (%d%%)\n",
(intmax_t)s->initialized,
(int)((s->initialized * 100) / s->size));
}
if (s->plex_sc != NULL) {
sbuf_printf(sb, "\t\tPlex %s at offset %jd (%s)\n",
s->plex, (intmax_t)s->plex_offset,
gv_roughlength(s->plex_offset, 1));
}
sbuf_printf(sb, "\t\tDrive %s (%s) at offset %jd (%s)\n",
s->drive,
s->drive_sc == NULL ? "*missing*" : s->drive_sc->name,
(intmax_t)s->drive_offset,
gv_roughlength(s->drive_offset, 1));
} else {
sbuf_printf(sb, "S %-21s State: ", s->name);
if (s->state == GV_SD_INITIALIZING ||
s->state == GV_SD_REVIVING) {
if (s->state == GV_SD_INITIALIZING)
sbuf_printf(sb, "I ");
else
sbuf_printf(sb, "R ");
sbuf_printf(sb, "%d%%\t",
(int)((s->initialized * 100) / s->size));
} else {
sbuf_printf(sb, "%s\t", gv_sdstate(s->state));
}
sbuf_printf(sb, "D: %-12s Size: %s\n", s->drive,
gv_roughlength(s->size, 0));
}
}
/* List one or more drives. */
void
gv_ld(struct g_geom *gp, struct gctl_req *req, struct sbuf *sb)
{
struct gv_softc *sc;
struct gv_drive *d;
int i, *flags;
sc = gp->softc;
i = 0;
LIST_FOREACH(d, &sc->drives, drive)
i++;
sbuf_printf(sb, "%d drive%s:\n", i, i == 1 ? "" : "s");
if (i) {
flags = gctl_get_paraml(req, "flags", sizeof(*flags));
LIST_FOREACH(d, &sc->drives, drive)
gv_ldi(d, sb, *flags);
}
}
/* List a single drive. */
void
gv_ldi(struct gv_drive *d, struct sbuf *sb, int flags)
{
struct gv_freelist *fl;
struct gv_sd *s;
/* Verbose listing. */
if (flags & GV_FLAG_V) {
sbuf_printf(sb, "Drive %s:\tDevice %s\n", d->name, d->device);
sbuf_printf(sb, "\t\tSize: %16jd bytes (%jd MB)\n",
(intmax_t)d->size, (intmax_t)d->size / MEGABYTE);
sbuf_printf(sb, "\t\tUsed: %16jd bytes (%jd MB)\n",
(intmax_t)d->size - d->avail,
(intmax_t)(d->size - d->avail) / MEGABYTE);
sbuf_printf(sb, "\t\tAvailable: %11jd bytes (%jd MB)\n",
(intmax_t)d->avail, (intmax_t)d->avail / MEGABYTE);
sbuf_printf(sb, "\t\tState: %s\n", gv_drivestate(d->state));
/* Be very verbose. */
if (flags & GV_FLAG_VV) {
sbuf_printf(sb, "\t\tFree list contains %d entries:\n",
d->freelist_entries);
sbuf_printf(sb, "\t\t Offset\t Size\n");
LIST_FOREACH(fl, &d->freelist, freelist)
sbuf_printf(sb, "\t\t%9jd\t%9jd\n",
(intmax_t)fl->offset, (intmax_t)fl->size);
}
} else {
sbuf_printf(sb, "D %-21s State: %s\t/dev/%s\tA: %jd/%jd MB "
"(%d%%)\n", d->name, gv_drivestate(d->state), d->device,
(intmax_t)d->avail / MEGABYTE, (intmax_t)d->size / MEGABYTE,
(int)((d->avail * 100) / d->size));
}
/* Recursive listing. */
if (flags & GV_FLAG_R) {
LIST_FOREACH(s, &d->subdisks, from_drive)
gv_lsi(s, sb, flags);
}
}
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